Pen



FIG. 1 is a perspective view of the first embodiment of a pen.

FIG. 2 is a clip side view of the first embodiment.

FIG. 3 is a left side view of the first embodiment.

FIG. 4 is a right side view of the first embodiment.

FIG. 5 is a side view of the first embodiment with clip facing away.

FIG. 6 is a top view of the first embodiment.

FIG. 7 is a bottom view of the first embodiment.

FIG. 8 is a perspective view of the second embodiment.

FIG. 9 is a clip side view of the second embodiment.

FIG. 10 is a left side view of the second embodiment.

FIG. 11 is a right side view of the second embodiment.

FIG. 12 is a side view of the second embodiment with clip facing away.

FIG. 13 is a top view of the second embodiment; and,

FIG. 14 is a bottom view of the second embodiment.

The broken lines shown in FIGS. 1–5 of the two rows of circular motifs are for the purpose of illustrating environmental matter and form no part of the claim design. 

The ornamental design for a pen, as shown and described. 